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WO2002039627A3 - Systeme de terminaison de modem cable numerique destine a la diffusion de donnees a la demande - Google Patents

Systeme de terminaison de modem cable numerique destine a la diffusion de donnees a la demande Download PDF

Info

Publication number
WO2002039627A3
WO2002039627A3 PCT/US2001/032315 US0132315W WO0239627A3 WO 2002039627 A3 WO2002039627 A3 WO 2002039627A3 US 0132315 W US0132315 W US 0132315W WO 0239627 A3 WO0239627 A3 WO 0239627A3
Authority
WO
WIPO (PCT)
Prior art keywords
dod
cable modem
modem termination
termination system
stream
Prior art date
Application number
PCT/US2001/032315
Other languages
English (en)
Other versions
WO2002039627A2 (fr
Inventor
Khoi Hoang
Original Assignee
Prediwave Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US09/709,948 external-priority patent/US6725267B1/en
Priority claimed from US09/841,792 external-priority patent/US20020023267A1/en
Priority claimed from US09/892,015 external-priority patent/US20030208561A1/en
Priority claimed from US09/892,017 external-priority patent/US20020026501A1/en
Priority claimed from US09/902,503 external-priority patent/US20020049980A1/en
Priority claimed from US09/933,696 external-priority patent/US20020059620A1/en
Priority claimed from US09/967,749 external-priority patent/US20020059635A1/en
Priority to AU2002215368A priority Critical patent/AU2002215368A1/en
Priority to JP2002541830A priority patent/JP2004535085A/ja
Priority to EP01983983A priority patent/EP1340378A2/fr
Application filed by Prediwave Corp filed Critical Prediwave Corp
Priority to CA002428918A priority patent/CA2428918A1/fr
Priority to KR10-2003-7006378A priority patent/KR20030069171A/ko
Publication of WO2002039627A2 publication Critical patent/WO2002039627A2/fr
Publication of WO2002039627A3 publication Critical patent/WO2002039627A3/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/76—Wired systems
    • H04H20/77—Wired systems using carrier waves
    • H04H20/78—CATV [Community Antenna Television] systems
    • H04H20/79—CATV [Community Antenna Television] systems using downlink of the CATV systems, e.g. audio broadcast via CATV network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H2201/00—Aspects of broadcast communication
    • H04H2201/70—Aspects of broadcast communication characterised in that receivers can be addressed

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Small-Scale Networks (AREA)
  • Communication Control (AREA)

Abstract

La présente invention concerne des procédés et des systèmes permettant de créer un système de terminaison de modem câble destiné à permettre à un système de diffusion numérique de données à la demande de fournir des services de données à la demande numériques via un support de communication sur un ou plusieurs canaux, lequel système de terminaison de modem câble comprend : une interface de réseau de communication destinée à recevoir au moins un service de données à la demande du système de diffusion de données à la demande, le service de données à la demande se présentant sous le format d'un flux de blocs de données agencé selon un ordonnancement tel que l'on peut accéder à un premier bloc de données du service de données à la demande à n'importe quelle période de temps choisie ; une interface de réseau unidirectionnelle destinée à fournir le flux de blocs de données à une pluralité d'utilisateurs, les utilisateurs pouvant accéder au premier bloc de données à n'importe quelle période de temps et pouvant accéder aux blocs de données suivants du flux de blocs de données et, de la sorte, au service de données à la demande.
PCT/US2001/032315 2000-11-10 2001-10-17 Systeme de terminaison de modem cable numerique destine a la diffusion de donnees a la demande WO2002039627A2 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR10-2003-7006378A KR20030069171A (ko) 2000-11-10 2001-10-17 디지털 주문형 방송 케이블 모뎀 단말 시스템
CA002428918A CA2428918A1 (fr) 2000-11-10 2001-10-17 Systeme de terminaison de modem cable numerique destine a la diffusion de donnees a la demande
AU2002215368A AU2002215368A1 (en) 2000-11-10 2001-10-17 Digital data-on-demand broadcast cable modem termination system
EP01983983A EP1340378A2 (fr) 2000-11-10 2001-10-17 Systeme de terminaison de modem cable numerique destine a la diffusion de donnees a la demande
JP2002541830A JP2004535085A (ja) 2000-11-10 2001-10-17 デジタルデータ・オン・デマンド放送ケーブルモデム端末システム

Applications Claiming Priority (16)

Application Number Priority Date Filing Date Title
US09/709,948 US6725267B1 (en) 2000-05-31 2000-11-10 Prefetched data in a digital broadcast system
US09/709,948 2000-11-10
US09/841,792 2001-04-24
US09/841,792 US20020023267A1 (en) 2000-05-31 2001-04-24 Universal digital broadcast system and methods
US09/870,879 2001-05-30
US09/870,879 US20020026646A1 (en) 2001-04-24 2001-05-30 Universal STB architectures and control methods
US09/892,017 2001-06-25
US09/892,017 US20020026501A1 (en) 2000-05-31 2001-06-25 Decreased idle time and constant bandwidth data-on-demand broadcast delivery matrices
US09/892,015 2001-06-25
US09/892,015 US20030208561A1 (en) 2000-05-31 2001-06-25 Counterfeit STB prevention through protocol switching
US09/902,503 2001-07-09
US09/902,503 US20020049980A1 (en) 2000-05-31 2001-07-09 Controlling data-on-demand client access
US09/933,696 2001-08-20
US09/933,696 US20020059620A1 (en) 2000-05-31 2001-08-20 Selective inactivation and copy-protection
US09/967,749 US20020059635A1 (en) 2000-05-31 2001-09-27 Digital data-on-demand broadcast cable modem termination system
US09/967,749 2001-09-27

Publications (2)

Publication Number Publication Date
WO2002039627A2 WO2002039627A2 (fr) 2002-05-16
WO2002039627A3 true WO2002039627A3 (fr) 2003-05-01

Family

ID=46204275

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2001/032315 WO2002039627A2 (fr) 2000-11-10 2001-10-17 Systeme de terminaison de modem cable numerique destine a la diffusion de donnees a la demande

Country Status (7)

Country Link
EP (1) EP1340378A2 (fr)
JP (1) JP2004535085A (fr)
KR (1) KR20030069171A (fr)
CN (1) CN1218577C (fr)
AU (1) AU2002215368A1 (fr)
CA (1) CA2428918A1 (fr)
WO (1) WO2002039627A2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100593332C (zh) 2004-12-10 2010-03-03 美国博通公司 有线电视通信系统中的上行信道绑定
US8705567B2 (en) 2004-12-10 2014-04-22 Broadcom Corporation Upstream channel bonding using legacy maps in a cable communications system
CN100459573C (zh) * 2005-06-16 2009-02-04 华为技术有限公司 一种在电缆调制解调器终端系统上的报文传输方法
CN1968059B (zh) * 2006-06-07 2012-05-23 华为技术有限公司 交换机、音频广播系统和音频广播系统中广播方法
CN101867778B (zh) * 2010-04-22 2012-02-08 广州珠江数码集团有限公司 一种数字互动电视的直播方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5870134A (en) * 1997-03-04 1999-02-09 Com21, Inc. CATV network and cable modem system having a wireless return path
US5978381A (en) * 1997-06-06 1999-11-02 Webtv Networks, Inc. Transmitting high bandwidth network content on a low bandwidth communications channel during off peak hours
US6157965A (en) * 1998-02-27 2000-12-05 Intel Corporation System and method for binding a virtual device driver to a network driver interface
US6301667B1 (en) * 1998-10-08 2001-10-09 At&T Corporation Method and system for secure network management of high-speed internet access CPE

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5870134A (en) * 1997-03-04 1999-02-09 Com21, Inc. CATV network and cable modem system having a wireless return path
US5978381A (en) * 1997-06-06 1999-11-02 Webtv Networks, Inc. Transmitting high bandwidth network content on a low bandwidth communications channel during off peak hours
US6157965A (en) * 1998-02-27 2000-12-05 Intel Corporation System and method for binding a virtual device driver to a network driver interface
US6301667B1 (en) * 1998-10-08 2001-10-09 At&T Corporation Method and system for secure network management of high-speed internet access CPE

Also Published As

Publication number Publication date
CN1218577C (zh) 2005-09-07
EP1340378A2 (fr) 2003-09-03
JP2004535085A (ja) 2004-11-18
CA2428918A1 (fr) 2002-05-16
KR20030069171A (ko) 2003-08-25
WO2002039627A2 (fr) 2002-05-16
AU2002215368A1 (en) 2002-05-21
CN1440619A (zh) 2003-09-03

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